from Las Vegas. Authorities saying a signer citizen hit by another drive and they believe yet again road rage. Reporter: This neural released video the hard to watch. This gray Honda bumps into this elderly man at a Las Vegas gas But then runs him down leaving him on the ground with serious leg injuries as by standards watch in disbelief. I heard someone screaming. The only thing I could see, a car running. Reporter: Police say before the hit and run, the suspect, almost drove right into the elderly victim's car. But the victim swerved in time to avoid a crash. Road rage cases are on the rise. Listen as this dad driving with his 14-year-old daughter calls 911 for help after an angry driver tries to attack. He's trying to kill us. Please. My, god, someone. Please. Reporter: As for this latest hit and run -- There were a lot of people outside and he didn't try to stop, nothing, he didn't care. Reporter: The victim had to be hospitalized. The suspect now wanted for attempted murder is believed to a white male in his 30s wearing a gray hoody. Posting the video on youtube hoping for a break. Incredible. They say it started before the gas station. That's right.

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